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use hyper::server::conn::Http;
use std::time::Duration;
/// A configuration for [`Http`].
#[derive(Debug, Clone)]
pub struct HttpConfig {
pub(crate) inner: Http,
}
impl Default for HttpConfig {
fn default() -> Self {
Self::new()
}
}
impl HttpConfig {
/// Creates a default [`Http`] config.
pub fn new() -> HttpConfig {
Self { inner: Http::new() }
}
/// Builds the config, creating an owned version of it.
pub fn build(&mut self) -> Self {
self.clone()
}
/// Sets whether HTTP1 is required.
///
/// Default is `false`.
pub fn http1_only(&mut self, val: bool) -> &mut Self {
self.inner.http1_only(val);
self
}
/// Set whether HTTP/1 connections should support half-closures.
///
/// Clients can chose to shutdown their write-side while waiting
/// for the server to respond. Setting this to `true` will
/// prevent closing the connection immediately if `read`
/// detects an EOF in the middle of a request.
///
/// Default is `false`.
pub fn http1_half_close(&mut self, val: bool) -> &mut Self {
self.inner.http1_half_close(val);
self
}
/// Enables or disables HTTP/1 keep-alive.
///
/// Default is true.
pub fn http1_keep_alive(&mut self, val: bool) -> &mut Self {
self.inner.http1_keep_alive(val);
self
}
/// Set whether HTTP/1 connections will write header names as title case at
/// the socket level.
///
/// Note that this setting does not affect HTTP/2.
///
/// Default is false.
pub fn http1_title_case_headers(&mut self, enabled: bool) -> &mut Self {
self.inner.http1_title_case_headers(enabled);
self
}
/// Set whether HTTP/1 connections will write header names as provided
/// at the socket level.
///
/// Note that this setting does not affect HTTP/2.
///
/// Default is false.
pub fn http1_preserve_header_case(&mut self, enabled: bool) -> &mut Self {
self.inner.http1_preserve_header_case(enabled);
self
}
/// Set whether HTTP/1 connections should try to use vectored writes,
/// or always flatten into a single buffer.
///
/// Note that setting this to false may mean more copies of body data,
/// but may also improve performance when an IO transport doesn't
/// support vectored writes well, such as most TLS implementations.
///
/// Setting this to true will force hyper to use queued strategy
/// which may eliminate unnecessary cloning on some TLS backends
///
/// Default is `auto`. In this mode hyper will try to guess which
/// mode to use
pub fn http1_writev(&mut self, val: bool) -> &mut Self {
self.inner.http1_writev(val);
self
}
/// Sets whether HTTP2 is required.
///
/// Default is false
pub fn http2_only(&mut self, val: bool) -> &mut Self {
self.inner.http2_only(val);
self
}
/// Sets the [`SETTINGS_INITIAL_WINDOW_SIZE`][spec] option for HTTP2
/// stream-level flow control.
///
/// Passing `None` will do nothing.
///
/// If not set, hyper will use a default.
///
/// [spec]: https://http2.github.io/http2-spec/#SETTINGS_INITIAL_WINDOW_SIZE
pub fn http2_initial_stream_window_size(&mut self, sz: impl Into<Option<u32>>) -> &mut Self {
self.inner.http2_initial_stream_window_size(sz);
self
}
/// Sets the max connection-level flow control for HTTP2.
///
/// Passing `None` will do nothing.
///
/// If not set, hyper will use a default.
pub fn http2_initial_connection_window_size(
&mut self,
sz: impl Into<Option<u32>>,
) -> &mut Self {
self.inner.http2_initial_connection_window_size(sz);
self
}
/// Sets whether to use an adaptive flow control.
///
/// Enabling this will override the limits set in
/// `http2_initial_stream_window_size` and
/// `http2_initial_connection_window_size`.
pub fn http2_adaptive_window(&mut self, enabled: bool) -> &mut Self {
self.inner.http2_adaptive_window(enabled);
self
}
/// Sets the maximum frame size to use for HTTP2.
///
/// Passing `None` will do nothing.
///
/// If not set, hyper will use a default.
pub fn http2_max_frame_size(&mut self, sz: impl Into<Option<u32>>) -> &mut Self {
self.inner.http2_max_frame_size(sz);
self
}
/// Sets the [`SETTINGS_MAX_CONCURRENT_STREAMS`][spec] option for HTTP2
/// connections.
///
/// Default is no limit (`std::u32::MAX`). Passing `None` will do nothing.
///
/// [spec]: https://http2.github.io/http2-spec/#SETTINGS_MAX_CONCURRENT_STREAMS
pub fn http2_max_concurrent_streams(&mut self, max: impl Into<Option<u32>>) -> &mut Self {
self.inner.http2_max_concurrent_streams(max);
self
}
/// Sets an interval for HTTP2 Ping frames should be sent to keep a
/// connection alive.
///
/// Pass `None` to disable HTTP2 keep-alive.
///
/// Default is currently disabled.
pub fn http2_keep_alive_interval(
&mut self,
interval: impl Into<Option<Duration>>,
) -> &mut Self {
self.inner.http2_keep_alive_interval(interval);
self
}
/// Sets a timeout for receiving an acknowledgement of the keep-alive ping.
///
/// If the ping is not acknowledged within the timeout, the connection will
/// be closed. Does nothing if `http2_keep_alive_interval` is disabled.
///
/// Default is 20 seconds.
pub fn http2_keep_alive_timeout(&mut self, timeout: Duration) -> &mut Self {
self.inner.http2_keep_alive_timeout(timeout);
self
}
/// Set the maximum buffer size for the connection.
///
/// Default is ~400kb.
///
/// # Panics
///
/// The minimum value allowed is 8192. This method panics if the passed `max` is less than the minimum.
pub fn max_buf_size(&mut self, max: usize) -> &mut Self {
self.inner.max_buf_size(max);
self
}
/// Aggregates flushes to better support pipelined responses.
///
/// Experimental, may have bugs.
///
/// Default is false.
pub fn pipeline_flush(&mut self, enabled: bool) -> &mut Self {
self.inner.pipeline_flush(enabled);
self
}
}